diff options
Diffstat (limited to 'packages/assert/src')
-rw-r--r-- | packages/assert/src/globals.d.ts | 6 | ||||
-rw-r--r-- | packages/assert/src/index.ts | 97 |
2 files changed, 0 insertions, 103 deletions
diff --git a/packages/assert/src/globals.d.ts b/packages/assert/src/globals.d.ts deleted file mode 100644 index 94e63a32d..000000000 --- a/packages/assert/src/globals.d.ts +++ /dev/null @@ -1,6 +0,0 @@ -declare module '*.json' { - const json: any; - /* tslint:disable */ - export default json; - /* tslint:enable */ -} diff --git a/packages/assert/src/index.ts b/packages/assert/src/index.ts deleted file mode 100644 index 741bd78e1..000000000 --- a/packages/assert/src/index.ts +++ /dev/null @@ -1,97 +0,0 @@ -import { Schema, SchemaValidator } from '@0x/json-schemas'; -import { addressUtils, BigNumber } from '@0x/utils'; -import * as _ from 'lodash'; -import * as validUrl from 'valid-url'; - -const HEX_REGEX = /^0x[0-9A-F]*$/i; - -export const assert = { - isBigNumber(variableName: string, value: BigNumber): void { - const isBigNumber = BigNumber.isBigNumber(value); - assert.assert(isBigNumber, assert.typeAssertionMessage(variableName, 'BigNumber', value)); - }, - isValidBaseUnitAmount(variableName: string, value: BigNumber): void { - assert.isBigNumber(variableName, value); - const isNegative = value.isLessThan(0); - assert.assert(!isNegative, `${variableName} cannot be a negative number, found value: ${value.toNumber()}`); - const hasDecimals = value.decimalPlaces() !== 0; - assert.assert( - !hasDecimals, - `${variableName} should be in baseUnits (no decimals), found value: ${value.toNumber()}`, - ); - }, - isString(variableName: string, value: string): void { - assert.assert(_.isString(value), assert.typeAssertionMessage(variableName, 'string', value)); - }, - isFunction(variableName: string, value: any): void { - assert.assert(_.isFunction(value), assert.typeAssertionMessage(variableName, 'function', value)); - }, - isHexString(variableName: string, value: string): void { - assert.assert( - _.isString(value) && HEX_REGEX.test(value), - assert.typeAssertionMessage(variableName, 'HexString', value), - ); - }, - isETHAddressHex(variableName: string, value: string): void { - assert.assert(_.isString(value), assert.typeAssertionMessage(variableName, 'string', value)); - assert.assert(addressUtils.isAddress(value), assert.typeAssertionMessage(variableName, 'ETHAddressHex', value)); - }, - doesBelongToStringEnum( - variableName: string, - value: string, - stringEnum: any /* There is no base type for every string enum */, - ): void { - const enumValues = _.values(stringEnum); - const doesBelongToStringEnum = _.includes(enumValues, value); - const enumValuesAsStrings = _.map(enumValues, enumValue => `'${enumValue}'`); - const enumValuesAsString = enumValuesAsStrings.join(', '); - assert.assert( - doesBelongToStringEnum, - `Expected ${variableName} to be one of: ${enumValuesAsString}, encountered: ${value}`, - ); - }, - hasAtMostOneUniqueValue(value: any[], errMsg: string): void { - assert.assert(_.uniq(value).length <= 1, errMsg); - }, - isNumber(variableName: string, value: number): void { - assert.assert(_.isFinite(value), assert.typeAssertionMessage(variableName, 'number', value)); - }, - isBoolean(variableName: string, value: boolean): void { - assert.assert(_.isBoolean(value), assert.typeAssertionMessage(variableName, 'boolean', value)); - }, - isWeb3Provider(variableName: string, value: any): void { - const isWeb3Provider = _.isFunction(value.send) || _.isFunction(value.sendAsync); - assert.assert(isWeb3Provider, assert.typeAssertionMessage(variableName, 'Provider', value)); - }, - doesConformToSchema(variableName: string, value: any, schema: Schema, subSchemas?: Schema[]): void { - if (_.isUndefined(value)) { - throw new Error(`${variableName} can't be undefined`); - } - const schemaValidator = new SchemaValidator(); - if (!_.isUndefined(subSchemas)) { - _.map(subSchemas, schemaValidator.addSchema.bind(schemaValidator)); - } - const validationResult = schemaValidator.validate(value, schema); - const hasValidationErrors = validationResult.errors.length > 0; - const msg = `Expected ${variableName} to conform to schema ${schema.id} -Encountered: ${JSON.stringify(value, null, '\t')} -Validation errors: ${validationResult.errors.join(', ')}`; - assert.assert(!hasValidationErrors, msg); - }, - isWebUri(variableName: string, value: any): void { - const isValidUrl = !_.isUndefined(validUrl.isWebUri(value)); - assert.assert(isValidUrl, assert.typeAssertionMessage(variableName, 'web uri', value)); - }, - isUri(variableName: string, value: any): void { - const isValidUri = !_.isUndefined(validUrl.isUri(value)); - assert.assert(isValidUri, assert.typeAssertionMessage(variableName, 'uri', value)); - }, - assert(condition: boolean, message: string): void { - if (!condition) { - throw new Error(message); - } - }, - typeAssertionMessage(variableName: string, type: string, value: any): string { - return `Expected ${variableName} to be of type ${type}, encountered: ${value}`; - }, -}; |